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Goodwill
 12 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill
GOODWILL
The following table summarizes the carrying amount of goodwill by segment:
(in millions)
Environmental
Solutions
 
Safety & Security
Systems
 
Total
Balance at December 31, 2013
$
120.4

 
$
119.6

 
$
240.0

Translation adjustments
—

 
(4.8
)
 
(4.8
)
Balance at December 31, 2014
120.4

 
114.8

 
235.2

Translation adjustments
—

 
(3.6
)
 
(3.6
)
Balance at December 31, 2015
$
120.4

 
$
111.2

 
$
231.6